1354868563 has 2 divisors, whose sum is σ = 1354868564. Its totient is φ = 1354868562.

The previous prime is 1354868519. The next prime is 1354868569. The reversal of 1354868563 is 3658684531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1354868563 - 2¹³ = 1354860371 is a prime.

It is not a weakly prime, because it can be changed into another prime (1354868569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677434281 + 677434282.

It is an arithmetic number, because the mean of its divisors is an integer number (677434282).

Almost surely, 2^1354868563 is an apocalyptic number.

1354868563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354868563 is an equidigital number, since it uses as much as digits as its factorization.

1354868563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2073600, while the sum is 49.

The square root of 1354868563 is about 36808.5392674037. The cubic root of 1354868563 is about 1106.5364437766.

The spelling of 1354868563 in words is "one billion, three hundred fifty-four million, eight hundred sixty-eight thousand, five hundred sixty-three".